West Middlesex Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

West Middlesex

Mercer County, Pennsylvania

2025-12-15 15:00

AQI (China)

Excellent

PM2.5

μg/m³

12.9

PM10

μg/m³

15

Weather

-9℃

79%

13 kph

1 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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